The Si7317DN from Vishay is a MOSFET with Continous Drain Current -2.8 A, Drain Source Resistance 1000 to 1300 Milliohm, Drain Source Breakdown Voltage -150 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage -4.5 to -2.5 V. Tags: Surface Mount. More details for Si7317DN can be seen below.